Free Master Plumber Questions And Answers

Question 1

Which of the following requires a plumbing permit to be replaced?

Accepted Answer

Water heater

Answer

Any plumbing fixture that is being replaced directly, with the exception of a water heater, does not require a plumbing permit. However, a permission is necessary if a fixture's placement is modified. In other words, you don't need a permit to remove a toilet and install a new one. However, a permit is necessary if you move the closest flange in any way. For all plumbing fixtures, this is true.

Question 2

Which of the following factors determines the license requirements:

Accepted Answer

Authority having jurisdiction

Answer

The conditions for licensing are set by the authority with jurisdiction. State Plumbing Boards set the standards and conduct the licensing exams for eligible candidates. Plumbing inspectors carry out the AHJ's code enforcement.

Question 3

Which of the following methods can be used to check for leaks in a DWV system?

Accepted Answer

All of the above

Answer

Modern DWV systems frequently undergo air testing. The most used testing method in the past was water. Smoke can be utilized to reveal the location of a leak when it is difficult to locate it. Smoke is not the main test technique. The preferred testing medium is air. A minimum of 15 minutes must pass during the testing of a DWV system. Ten pounds per square inch (PSI) must be the minimum test pressure. One riser that is at least ten feet above the main plumbing system is required if just underground plumbing is being checked.

Question 4

With the exception of: All pipes used in plumbing applications must be marked with:

Accepted Answer

Length of pipe

Answer

Brand names, psi ratings, and nominal pipe sizes are necessary. Some pipe manufacturers offer measurement in one foot increments when rolls of pipe are 100' or greater, but do not indicate increments on joints of 21', 20', or less.

Question 5

How tall would a handicap toilet likely be?

Accepted Answer

18 inches

Answer

There are handicap toilets with heights of 16, 18, and 20 inches available. The most typical height for a handicap toilet is 18 inches.

Master Plumber Exam Practice Test

Master Plumber Exam Practice Test

Free Master Plumber Questions And Answers